43103243 has 8 divisors (see below), whose sum is σ = 44228976. Its totient is φ = 41983200.

The previous prime is 43103239. The next prime is 43103273. The reversal of 43103243 is 34230134.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 43103243 - 2² = 43103239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43103233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16913 + ... + 19293.

It is an arithmetic number, because the mean of its divisors is an integer number (5528622).

Almost surely, 2^43103243 is an apocalyptic number.

43103243 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

43103243 is a deficient number, since it is larger than the sum of its proper divisors (1125733).

43103243 is a wasteful number, since it uses less digits than its factorization.

43103243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2845.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 43103243 is about 6565.3060096236. The cubic root of 43103243 is about 350.6199705579.

Adding to 43103243 its reverse (34230134), we get a palindrome (77333377).

It can be divided in two parts, 43 and 103243, that multiplied together give a square (4439449 = 2107²).

The spelling of 43103243 in words is "forty-three million, one hundred three thousand, two hundred forty-three".